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Changed window detection.

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This commit is contained in:
Nemirtingas 2019-08-26 16:38:21 +02:00
parent dd530e80b1
commit 8e07dd0c6b
1 changed files with 35 additions and 21 deletions
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56
overlay_experimental/Windows_Hook.cpp
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@ -9,30 +9,44 @@ extern LRESULT ImGui_ImplWin32_WndProcHandler(HWND hWnd, UINT msg, WPARAM wParam
#include <psapi.h> #include <psapi.h>
struct enum_wnd_param
{
//HMODULE hModules[512];
//DWORD num_mods;
DWORD pid;
HWND window;
};
static BOOL __stdcall EnumWindowsProc(HWND hWnd, enum_wnd_param* param)
{
DWORD pid;
GetWindowThreadProcessId(hWnd, &pid);
if (pid == param->pid && GetWindow(hWnd, GW_OWNER) == nullptr && IsWindowVisible(hWnd))
{
param->window = hWnd;
return FALSE;
}
return TRUE;
}
HWND GetGameWindow() HWND GetGameWindow()
{ {
HWND hWnd = FindWindow(nullptr, nullptr); enum_wnd_param param;
HMODULE hModules[512]; param.window = nullptr;
DWORD needed;
if (EnumProcessModules(GetCurrentProcess(), hModules, 512, &needed) != 0) param.pid = GetCurrentProcessId();
{ EnumWindows(reinterpret_cast<WNDENUMPROC>(EnumWindowsProc), reinterpret_cast<LPARAM>(&param));
int numMods = needed/sizeof(HMODULE);
while (hWnd) if (param.window != nullptr) {
{ PRINT_DEBUG("Failed to get game window HWND\n");
HMODULE wndInst = (HMODULE)GetWindowLongPtr(hWnd, GWLP_HINSTANCE);
if (wndInst != nullptr)
{
for (int i = 0; i < numMods; ++i)
{
if (!GetParent(hWnd) && hModules[i] == wndInst)
return hWnd;
}
}
hWnd = GetWindow(hWnd, GW_HWNDNEXT);
}
} }
PRINT_DEBUG("Failed to get game window HWND\n"); else {
return hWnd; char wnd_name[1024];
GetWindowText(param.window, wnd_name, 1023);
PRINT_DEBUG("Found window %s\n", wnd_name);
}
return param.window;
} }
bool Windows_Hook::start_hook() bool Windows_Hook::start_hook()